By analyzing the characteristics of NFC technology, this paper points out that there are problems in the current situation of NFC application, and proposes a large-capacity information push scheme based on NFC and 3G fusion technology to provide solutions for NFC services with high data rate requirements.
In recent years, contactless smart cards have increasingly been used in the field of payment and identification. In addition to the bus industry, which is currently the most widely used smart card, more and more countries are considering extending non-contact applications to other national projects
The Internet of Things in the Internet of Things is Internet of Things, abbreviated as IoT. The “thing” here refers to everything that can be connected to the Internet around us. It is not everything, but something that can connect to the Internet. If clothes, Watches, shoes can connect to the Internet, that is what IoT refers to.
cost, technical limitations, standards, frequency bands, safety.
Unmanned supermarkets, the products in the store use RFID technology.
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